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Imx6q:How to caribrate cpu temp, modify thermal configuration?

Question asked by echo zeng on Jul 18, 2016
Latest reply on Jul 19, 2016 by Lily Zhang

Dear all,

        Env:Imx6q uboot 2009, kernel 3.0.35,android 4.2.2.

        Product envirement temp requirement: -25~70°C.

        Play video continuously, system works slowly after serveral hour .

        1, How do I know detection temp of cpu is correct?  How to calibrate cpu temp?

        2, Has any sugguestion about thermal configuration, such as TEMP_HOT, TEMP_CRITICAL, TEMP_ACTIVE?